Overhauling of electrical Pneumatic Actuators, Hot Air Cold Air dampers gates, Battery Bank, ACDB, DCDB system, Hydratep system, Soot Blower circuit and control system of Boiler side C and I during the OH 6 of 2x500 M.W., DTPP, Anpara

decoupling/ re-installation of Limitorque Actuator L120

decoupling/ re-installation of Limitorque Actuator SMB-2/SMB-4

decoupling/ re-installation of Rotork Actuator K800/600/500

decoupling/ re-installation of Rotork Actuator K300

decoupling/ re-installation of Rotork Actuator K150F

decoupling/ re-installation of Rotork Actuator K60F10E/ K30G0A

decoupling/ re-installation of Auma Actuator make

servicing of Limitorque Actuator L120

servicing of Limitorque Actuator SMB-2/SMB-4

servicing of Rotork Actuator K800/600/500

servicing of Rotork Actuator K300

servicing of Rotork Actuator K150F

servicing of Rotork Actuator K60F10E/K30G0A

servicing of Auma German/ Auma India Actuator

Dismantling and shifting of pneumatic actuators ( Isolating & control valves)/ power cylinders from site to workshop and installation from workshop to site.

O/H of complete pneumatic actuators ( Isolating & control valves)/ power cylinders and Replacement of Seal-kit/ Positioner, air lock relay/ air filter regulator etc. of various MIL/ IL/ Hora make pneumatic actuators etc.

Servicing of I/P Converter, Solenoid Valves, Positioner, air lock relay/ air filter regulator, Air Lock Relay, Coil adjustment etc., contactor cleaning of ERV system, SADC Station and APRDS system, Limit switch setting of HAG/ CAG/ Burner isolation gate/ mill discharge gate/ feeder seal air/ scanner air/ mill seal air valve/ trump iron gate/ feeder O/L gate etc.

Disconnection of control cables, its checking and final commissioning of valves/ dampers for its local/ remote operation by adjusting its position, limit switches for satisfactory opening and closing of valves/ dampers.

Removal from site, cleaning checking & recalibration of O2 probe & their electronic units & re-installation.

Checking and servicing of Ignitor assembly

Dismantling, cleaning, checking and replacement of electrodes, Re-installation, re-calibration & and re- commissioning of Hydra step along with their electrodes and cards.

Checking, repair of ACDB supply system, replacement of defective parts, tightening of terminal nuts & bolts of breaker transmitters and final re-commissioning of supply system.

Checking, repair of DCDB supply system, replacement of defective parts, tightening of terminal nuts & bolts of breaker transmitters and final re-commissioning of supply system.

Re-wiring of the old and damaged wire connection ACDB/ DCDB distribution feeders to respective DCS panels.

Dismantling, servicing, replacement of glands of valve manifold of transmitters, ASLD sensors, flame viewing camera system along with the calibration.

Overhauling of Soot blower modules along with cleaning and tightness of associated junction boxes.

Repair/ Servicing of actuator element/ connections of all JB’s of wall blowers/ LRSB/ Replacement of push buttons at site & changing of all defective MCBs, Contactors and lugs of soot blower system

decoupling of Advance/ retract motor as per requirement of boiler mechanical division and re-installation of Advance/ retract motors.

Cleaning, Checking, repair/ servicing of Limit switches, contactor, overload relay etc. of Wall blower/ LRSB/ APH Blowers including local and remote operation of all all blowers.

Overhauling, testing and commissioning of motor feeder modules as well as Checking the closed loop control circuit along with panel indications in MCC.

Providing and fixing metal covers along with rubber sealing of grade IP54 to junction boxes and to blower 106 control boxes of wall blower and LRSB

Repair/ servicing of Limit switches of Furnes temperature probe and Checking of all defective control cables with Meggar, repairing, jointing of defective control cables & laying of new cables.

M/S Electrotec Controls

M/S SANJAY ELECTRONICS